Update ci.yml

Author: hugtalbot

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04, macos-11, windows-2019]
-        sofa_branch: [master, v22.06]
+        sofa_branch: [master, v22.12]
 
     steps:
       # https://github.com/actions/runner-images/issues/6817